2-Acetyl-1-pyrroline
- Formula: C6H9NO
- Molecular weight: 111.1418
- IUPAC Standard InChIKey: DQBQWWSFRPLIAX-UHFFFAOYSA-N
- CAS Registry Number: 85213-22-5
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: 1-Pyrroline, 2-acetyl; 2-Acetyl-4,5-dihydro-3H-pyrrole; 2-Acetyl-1-pyrolline; 1-(3,4-Dihydro-2H-pyrrol-5-yl)ethanone
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- Information on this page:
- Other data available:
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Normal alkane RI, non-polar column, custom temperature program
Go To: Top, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | SE-54 | SE-54 | HP-5 | SE-54 | DB-5 |
Column length (m) | 30. | 50. | 30. | 30. | |
Carrier gas | Helium | Helium | H2 | ||
Substrate | |||||
Column diameter (mm) | 0.32 | 0.32 | 0.32 | 0.3 | |
Phase thickness (μm) | 0.25 | 1.05 | 0.25 | 0.25 | |
Program | 35 0C (2 min) 10 0C/min -> 50 0C (2 min) 6 0C/min -> 250 0C | not specified | 35 0C (10 min) 10 0C/min -> 150 0C 20 0C/min -> 250 0C (10 min) | 35C(2min) => 40C/min => 60C(2min) => 6C/min => 180C => 10C/min => 230C(10min) | 35C (1min) => 40C/min => 60C (5min) => 4C/min => 240C |
I | 922. | 927. | 922. | 922. | 912. |
Reference | Christlbauer and Schieberle, 2009 | Frauendorfer and Schieberle, 2008 | Carrapiso and Garsia, 2007 | Lasekan, Buettner, et al., 2007 | Triqui and Bouchriti, 2003 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | DB-5 | RTX-5 | RTX-5 | DB-5 | SE-54 |
Column length (m) | 30. | 30. | 25. | ||
Carrier gas | Helium | He | He | ||
Substrate | |||||
Column diameter (mm) | 0.25 | 0.32 | 0.32 | ||
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | ||
Program | 35 0C (2 min) 40 0C/min -> 50 0C (1 min) 6 0C/min -> 180 0C 10 0C/min -> 240 0C (10 min) | not specified | not specified | 35C(1min) => 40C/min => 60C (1min) => 6C/min => 230C | 35C(2min) => 50C/min => 60C(2min) => 4C/min => 230C |
I | 925. | 923. | 922. | 915. | 923. |
Reference | Lin, Fay, et al., 2000 | Masanetz, Guth, et al., 1998 | Masanetz, Guth, et al., 1998 | Matsui, Guth, et al., 1998 | Zehentbauer and Grosch, 1998 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|
Active phase | DB-5 | SE-54 | SE-54 | SE-54 |
Column length (m) | 30. | 30. | 30. | |
Carrier gas | He | He | ||
Substrate | ||||
Column diameter (mm) | 0.32 | 0.32 | 0.32 | |
Phase thickness (μm) | 0.3 | |||
Program | not specified | not specified | 40 0C -> (unknowm rate) 50 0C (2 min) 6 0C/min -> 200 0C | 35C(2min) => 40C/min => 50C(2min) => 6C/min => 230C(10min) |
I | 921. | 924. | 925. | 923. |
Reference | Schieberle, 1996 | Guth and Grosch, 1993 | Milo and Grosch, 1993 | Blank, Fischer, et al., 1989 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Christlbauer and Schieberle, 2009
Christlbauer, M.; Schieberle, P.,
Characterization of the key aroma compounds in beef and pork vegetable gravies a la chef by application of the aroma extract dilution analysis,
J. Agric. Food Chem., 2009, 57, 19, 9114-9112, https://doi.org/10.1021/jf9023189
. [all data]
Frauendorfer and Schieberle, 2008
Frauendorfer, F.; Schieberle, P.,
Changes in key aroma compounds of criollo cocoa beans during roasting,
J. Agric. Food Chem., 2008, 56, 21, 10244-10251, https://doi.org/10.1021/jf802098f
. [all data]
Carrapiso and Garsia, 2007
Carrapiso, A.I.; Garsia, C.,
Effect of sampling conditions on the odour-active compounds of iberian ham,
Cienc. Technol. Aliment., 2007, 5, 4, 287-290, https://doi.org/10.1080/11358120709487703
. [all data]
Lasekan, Buettner, et al., 2007
Lasekan, O.; Buettner, A.; Christlbauer, M.,
Investigation of important odorants of palm wine (Elaeis guineensis),
Food Chem., 2007, 105, 1, 15-23, https://doi.org/10.1016/j.foodchem.2006.12.052
. [all data]
Triqui and Bouchriti, 2003
Triqui, R.; Bouchriti, N.,
Freshness assessments of Moroccan sardine (Sardina pilchardus): comparison of overall sensory changes to instrumentally determined volatiles,
J. Agric. Food Chem., 2003, 51, 26, 7540-7546, https://doi.org/10.1021/jf0348166
. [all data]
Lin, Fay, et al., 2000
Lin, J.; Fay, L.B.; Blank, I.,
Aroma impact compounds formed in meat-like model systems containing cysteine, ribose, and phospholipids
in Frontiers of Flavour Science, Scheberle, P.; Engel, K.-H., ed(s)., Deutsche Forschungsanstalt fur Lebensmittelchemie, Garching, 2000, 498-502. [all data]
Masanetz, Guth, et al., 1998
Masanetz, C.; Guth, H.; Grosch, W.,
Fishy and hay-like off-flavours of dry spinach,
Z. Lebensm. Unters. Forsch. A, 1998, 206, 2, 108-113, https://doi.org/10.1007/s002170050224
. [all data]
Matsui, Guth, et al., 1998
Matsui, T.; Guth, H.; Grosch, W.,
A comparative study of potent odorants in peanut, hazelnut, and pumpkin seed oils on the basis of aroma extract dilution analysis (AEDA) and gas chromatography-olfactometry of headspace samples (GCOH),
Lipid - Fett, 1998, 100, 2, 51-56, https://doi.org/10.1002/(SICI)1521-4133(199802)100:2<51::AID-LIPI51>3.0.CO;2-W
. [all data]
Zehentbauer and Grosch, 1998
Zehentbauer, G.; Grosch, W.,
Crust aroma of baguettes. I. Key odorants of baguettes prepared in two different ways,
J. Cereal Science, 1998, 28, 1, 81-92, https://doi.org/10.1006/jcrs.1998.0184
. [all data]
Schieberle, 1996
Schieberle, P.,
Odour-active compounds in moderately roasted sesame,
Food Chem., 1996, 55, 2, 145-152, https://doi.org/10.1016/0308-8146(95)00095-X
. [all data]
Guth and Grosch, 1993
Guth, H.; Grosch, W.,
12-Methyltridecanal, a species-specific odorant of stewed beef,
Lebensm. Wiss. Technol., 1993, 26, 2, 171-177, https://doi.org/10.1006/fstl.1993.1035
. [all data]
Milo and Grosch, 1993
Milo, C.; Grosch, W.,
Changes in the odorants of boiled trout (Salmo fario) as affected by the storage of the raw material,
J. Agric. Food Chem., 1993, 41, 11, 2076-2081, https://doi.org/10.1021/jf00035a048
. [all data]
Blank, Fischer, et al., 1989
Blank, I.; Fischer, K.-H.; Grosch, W.,
Intensive neutral odourants of linden honey,
Z. Lebensm. Unters. Forsch., 1989, 189, 5, 426-433, https://doi.org/10.1007/BF01028316
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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